What is the answer to the question?can you help me solve

What is always true about a positive integer raised to a negative odd power?

20.ju inces. which ordered pair is a viable solution if x represents the number of books he orders and y represents the total weight of the books, in ounces? (-3,-18) (-0.5, -3) (0,0) (0.5, 3)

Jane has 5 nickels.john has 3 dimes.jane says she has a greater amount of money.with the information given,is she correct?